﻿using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Maticsoft.DBUtility;//Please add references
namespace Token.Piker.DAL
{
	/// <summary>
	/// 数据访问类:ActivityDAL
	/// </summary>
	public partial class ActivityDAL
	{
		public ActivityDAL()
		{}
		#region  BasicMethod

		/// <summary>
		/// 得到最大ID
		/// </summary>
		public int GetMaxId()
		{
		return DbHelperSQL.GetMaxID("ID", "t_Activity"); 
		}

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(int ID)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from t_Activity");
			strSql.Append(" where ID=@ID");
			SqlParameter[] parameters = {
					new SqlParameter("@ID", SqlDbType.Int,4)
			};
			parameters[0].Value = ID;

			return DbHelperSQL.Exists(strSql.ToString(),parameters);
		}


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(Token.Piker.Model.Activity model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into t_Activity(");
			strSql.Append("Creator,Theme,Descrip,Award,StartTime,EndTime,Position,PartCount,BackgroundImg,Flag)");
			strSql.Append(" values (");
			strSql.Append("@Creator,@Theme,@Descrip,@Award,@StartTime,@EndTime,@Position,@PartCount,@BackgroundImg,@Flag)");
			strSql.Append(";select @@IDENTITY");
			SqlParameter[] parameters = {
					new SqlParameter("@Creator", SqlDbType.Int,4),
					new SqlParameter("@Theme", SqlDbType.VarChar,100),
					new SqlParameter("@Descrip", SqlDbType.VarChar,1000),
					new SqlParameter("@Award", SqlDbType.VarChar,1000),
					new SqlParameter("@StartTime", SqlDbType.DateTime),
					new SqlParameter("@EndTime", SqlDbType.DateTime),
					new SqlParameter("@Position", SqlDbType.VarChar,400),
					new SqlParameter("@PartCount", SqlDbType.Int,4),
					new SqlParameter("@BackgroundImg", SqlDbType.VarChar,255),
					new SqlParameter("@Flag", SqlDbType.Int,4)};
			parameters[0].Value = model.Creator;
			parameters[1].Value = model.Theme;
			parameters[2].Value = model.Descrip;
			parameters[3].Value = model.Award;
			parameters[4].Value = model.StartTime;
			parameters[5].Value = model.EndTime;
			parameters[6].Value = model.Position;
			parameters[7].Value = model.PartCount;
			parameters[8].Value = model.BackgroundImg;
			parameters[9].Value = model.Flag;

			object obj = DbHelperSQL.GetSingle(strSql.ToString(),parameters);
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 更新一条数据
		/// </summary>
		public bool Update(Token.Piker.Model.Activity model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("update t_Activity set ");
			strSql.Append("Creator=@Creator,");
			strSql.Append("Theme=@Theme,");
			strSql.Append("Descrip=@Descrip,");
			strSql.Append("Award=@Award,");
			strSql.Append("StartTime=@StartTime,");
			strSql.Append("EndTime=@EndTime,");
			strSql.Append("Position=@Position,");
			strSql.Append("PartCount=@PartCount,");
			strSql.Append("BackgroundImg=@BackgroundImg,");
			strSql.Append("Flag=@Flag");
			strSql.Append(" where ID=@ID");
			SqlParameter[] parameters = {
					new SqlParameter("@Creator", SqlDbType.Int,4),
					new SqlParameter("@Theme", SqlDbType.VarChar,100),
					new SqlParameter("@Descrip", SqlDbType.VarChar,1000),
					new SqlParameter("@Award", SqlDbType.VarChar,1000),
					new SqlParameter("@StartTime", SqlDbType.DateTime),
					new SqlParameter("@EndTime", SqlDbType.DateTime),
					new SqlParameter("@Position", SqlDbType.VarChar,400),
					new SqlParameter("@PartCount", SqlDbType.Int,4),
					new SqlParameter("@BackgroundImg", SqlDbType.VarChar,255),
					new SqlParameter("@Flag", SqlDbType.Int,4),
					new SqlParameter("@ID", SqlDbType.Int,4)};
			parameters[0].Value = model.Creator;
			parameters[1].Value = model.Theme;
			parameters[2].Value = model.Descrip;
			parameters[3].Value = model.Award;
			parameters[4].Value = model.StartTime;
			parameters[5].Value = model.EndTime;
			parameters[6].Value = model.Position;
			parameters[7].Value = model.PartCount;
			parameters[8].Value = model.BackgroundImg;
			parameters[9].Value = model.Flag;
			parameters[10].Value = model.ID;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}

		/// <summary>
		/// 删除一条数据
		/// </summary>
		public bool Delete(int ID)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from t_Activity ");
			strSql.Append(" where ID=@ID");
			SqlParameter[] parameters = {
					new SqlParameter("@ID", SqlDbType.Int,4)
			};
			parameters[0].Value = ID;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}
		/// <summary>
		/// 批量删除数据
		/// </summary>
		public bool DeleteList(string IDlist )
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from t_Activity ");
			strSql.Append(" where ID in ("+IDlist + ")  ");
			int rows=DbHelperSQL.ExecuteSql(strSql.ToString());
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public Token.Piker.Model.Activity GetModel(int ID)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select  top 1 ID,Creator,Theme,Descrip,Award,StartTime,EndTime,Position,PartCount,BackgroundImg,Flag from t_Activity ");
			strSql.Append(" where ID=@ID");
			SqlParameter[] parameters = {
					new SqlParameter("@ID", SqlDbType.Int,4)
			};
			parameters[0].Value = ID;

			Token.Piker.Model.Activity model=new Token.Piker.Model.Activity();
			DataSet ds=DbHelperSQL.Query(strSql.ToString(),parameters);
			if(ds.Tables[0].Rows.Count>0)
			{
				return DataRowToModel(ds.Tables[0].Rows[0]);
			}
			else
			{
				return null;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public Token.Piker.Model.Activity DataRowToModel(DataRow row)
		{
			Token.Piker.Model.Activity model=new Token.Piker.Model.Activity();
			if (row != null)
			{
				if(row["ID"]!=null && row["ID"].ToString()!="")
				{
					model.ID=int.Parse(row["ID"].ToString());
				}
				if(row["Creator"]!=null && row["Creator"].ToString()!="")
				{
					model.Creator=int.Parse(row["Creator"].ToString());
				}
				if(row["Theme"]!=null)
				{
					model.Theme=row["Theme"].ToString();
				}
				if(row["Descrip"]!=null)
				{
					model.Descrip=row["Descrip"].ToString();
				}
				if(row["Award"]!=null)
				{
					model.Award=row["Award"].ToString();
				}
				if(row["StartTime"]!=null && row["StartTime"].ToString()!="")
				{
					model.StartTime=DateTime.Parse(row["StartTime"].ToString());
				}
				if(row["EndTime"]!=null && row["EndTime"].ToString()!="")
				{
					model.EndTime=DateTime.Parse(row["EndTime"].ToString());
				}
				if(row["Position"]!=null)
				{
					model.Position=row["Position"].ToString();
				}
				if(row["PartCount"]!=null && row["PartCount"].ToString()!="")
				{
					model.PartCount=int.Parse(row["PartCount"].ToString());
				}
				if(row["BackgroundImg"]!=null)
				{
					model.BackgroundImg=row["BackgroundImg"].ToString();
				}
				if(row["Flag"]!=null && row["Flag"].ToString()!="")
				{
					model.Flag=int.Parse(row["Flag"].ToString());
				}
			}
			return model;
		}

		/// <summary>
		/// 获得数据列表
		/// </summary>
		public DataSet GetList(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select ID,Creator,Theme,Descrip,Award,StartTime,EndTime,Position,PartCount,BackgroundImg,Flag ");
			strSql.Append(" FROM t_Activity ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获得前几行数据
		/// </summary>
		public DataSet GetList(int Top,string strWhere,string filedOrder)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select ");
			if(Top>0)
			{
				strSql.Append(" top "+Top.ToString());
			}
			strSql.Append(" ID,Creator,Theme,Descrip,Award,StartTime,EndTime,Position,PartCount,BackgroundImg,Flag ");
			strSql.Append(" FROM t_Activity ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			strSql.Append(" order by " + filedOrder);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获取记录总数
		/// </summary>
		public int GetRecordCount(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) FROM t_Activity ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			object obj = DbHelperSQL.GetSingle(strSql.ToString());
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("SELECT * FROM ( ");
			strSql.Append(" SELECT ROW_NUMBER() OVER (");
			if (!string.IsNullOrEmpty(orderby.Trim()))
			{
				strSql.Append("order by T." + orderby );
			}
			else
			{
				strSql.Append("order by T.ID desc");
			}
			strSql.Append(")AS Row, T.*  from t_Activity T ");
			if (!string.IsNullOrEmpty(strWhere.Trim()))
			{
				strSql.Append(" WHERE " + strWhere);
			}
			strSql.Append(" ) TT");
			strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/*
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetList(int PageSize,int PageIndex,string strWhere)
		{
			SqlParameter[] parameters = {
					new SqlParameter("@tblName", SqlDbType.VarChar, 255),
					new SqlParameter("@fldName", SqlDbType.VarChar, 255),
					new SqlParameter("@PageSize", SqlDbType.Int),
					new SqlParameter("@PageIndex", SqlDbType.Int),
					new SqlParameter("@IsReCount", SqlDbType.Bit),
					new SqlParameter("@OrderType", SqlDbType.Bit),
					new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
					};
			parameters[0].Value = "t_Activity";
			parameters[1].Value = "ID";
			parameters[2].Value = PageSize;
			parameters[3].Value = PageIndex;
			parameters[4].Value = 0;
			parameters[5].Value = 0;
			parameters[6].Value = strWhere;	
			return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
		}*/

		#endregion  BasicMethod
		#region  ExtensionMethod
        /// <summary>
        /// 获取两个表t_Activity和t_Album两个表的数据
        /// </summary>
        public DataSet GetActivityList(int Top, string strWhere, string filedOrder)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select ");
            if (Top > 0)
            {
                strSql.Append(" top " + Top.ToString());
            }
            strSql.Append(" a.ID,a.Theme,a.Descrip,a.StartTime,a.EndTime,a.PartCount,a.BackgroundImg,a.Flag,b.CoverURL,b.ID as AlbumID FROM t_Activity a  join r_AlbumActivity c ON a.ID= c.ActivityID JOIN t_Album b on  b.ID=c.AlbumID ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            strSql.Append(" order by " + filedOrder);

            return DbHelperSQL.Query(strSql.ToString());
        }


		#endregion  ExtensionMethod
	}
}

